Aball is thrown downward with an initial speed of 7m/s. the balls velocity after 3 seconds is m/s

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Abike rider starts from rest and accelerates 28.0 meters down a slope in 5.00 seconds. what is her acceleration? select one: a. 3.21 m/sec2 b. 1.75 m/sec2 c. 9.80 m/sec2 d. 2.24 m/sec2

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z